linux-kernel - [for-next][PATCH 19/23] tracing: eprobe: Add missing log index

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Date:   Thu, 14 Jul 2022 12:43:15 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     linux-kernel@...r.kernel.org
Cc:     Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Tom Zanussi <zanussi@...nel.org>,
        Linyu Yuan <quic_linyyuan@...cinc.com>
Subject: [for-next][PATCH 19/23] tracing: eprobe: Add missing log index

From: Linyu Yuan <quic_linyyuan@...cinc.com>

Add trace_probe_log_set_index(1) to allow report correct error
if user input wrong SYSTEM.EVENT format.

Link: https://lore.kernel.org/all/1656296348-16111-2-git-send-email-quic_linyyuan@quicinc.com/

Reviewed-by: Tom Zanussi <zanussi@...nel.org>
Signed-off-by: Linyu Yuan <quic_linyyuan@...cinc.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
---
 kernel/trace/trace_eprobe.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/trace/trace_eprobe.c b/kernel/trace/trace_eprobe.c
index 7d4478525c66..b805b570305f 100644
--- a/kernel/trace/trace_eprobe.c
+++ b/kernel/trace/trace_eprobe.c
@@ -881,6 +881,7 @@ static int __trace_eprobe_create(int argc, const char *argv[])
 	if (!is_good_name(event) || !is_good_name(group))
 		goto parse_error;
 
+	trace_probe_log_set_index(1);
 	sys_event = argv[1];
 	ret = traceprobe_parse_event_name(&sys_event, &sys_name, buf2,
 					  sys_event - argv[1]);
-- 
2.35.1